SP-257

View detailed technical data, stock status, and sourcing information for: SP-257

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SP-257
Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5915 Filters and Networks
National Stock Number
5915-00-162-8746
Item Name Code
00765
Assigment Date
11/05/1971 (54 years ago)

An item designed to suppress undesired (interfering) frequencies and have a minimal effect on the desired frequencies when inserted in an electrical power circuit. Excludes:items which consist of a single capacitor, inductor, resistor, or devices consisting of only two or more circuit elements of the same basic name. Excludes:filter, low pass and suppressor, ignition interference. For items designed to be inserted in a line which is primarily intended to carry high frequency waves modulated with signals, such as antenna lead-in, see filter, band suppression and filter, band pass. See also limiter, electrical noise.

5.469 inches nominal overall height, 2.500 inches nominal distance between centerlines of mounting facilities parallel to body length, 1.344 inches nominal body width, 4.156 inches nominal body height, 3.000 inches nominal body length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Height
5.469 inches nominal
Body Length
3.000 inches nominal
Body Width
1.344 inches nominal
Body Height
4.156 inches nominal
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length
2.500 inches nominal
Vibration Resistance Range In Hertz
+10.0 to 2000.0
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
0.750 inches nominal
Operating Temp Range
-55.0 to 85.0 celsius
Source Impedance Rating Per Function
50.0 ohms 1st radio interference 1st function
Source Impedance Rating Per Function
50.0 ohms 2nd radio interference 2nd function
Load Impedance Per Function
50.0 ohms 1st radio interference 1st function
Load Impedance Per Function
50.0 ohms 2nd radio interference 2nd function
Power Line Frequency Rating Per Function In Hertz
1400.0 1st radio interference 1st function
Power Line Frequency Rating Per Function In Hertz
1400.0 2nd radio interference 2nd function
Operating Current Rating Per Function In Amps
15.0 2nd radio interference 2nd function
Operating Current Rating Per Function In Amps
15.0 1st radio interference 1st function
Maximum Voltage Drop Per Function
1.0 volts ac 2nd radio interference 2nd function
Maximum Voltage Drop Per Function
1.0 volts ac 1st radio interference 1st function
Mounting Facility Screw Thread Series Designator
unc
Inclosure Type
hermetically sealed
Mounting Facility Type And Quantity
4 threaded stud
Functional Terminal Type And Quantity
2 threaded stud input 1st function
Functional Terminal Type And Quantity
2 threaded stud output 2nd function
Operating Voltage Rating And Type Per Function
130.0 volts ac 2nd radio interference and 400.0 volts dc 2nd radio interference 2nd function
Operating Voltage Rating And Type Per Function
130.0 volts ac 1st radio interference and 400.0 volts dc 1st radio interference 1st function
Nominal Thread Size
0.164 inches
Unpackaged Unit Weight
1.750 pounds nominal
Style Designator
rectangular terminal/terminals on opposite surfaces

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
E-1804 Radio Frequency Interfere Filter
M1517 Radio Frequency Interfere Filter
SA1628-746 Radio Frequency Interfere Filter
SM-C-586350 Radio Frequency Interfere Filter
SP-257 Radio Frequency Interfere Filter

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5915-00-162-8746?
The FSCG of the NSN 5915-00-162-8746 is 5915
Does the NSN 5915-00-162-8746 have a Schedule B code assigned?
Yes, the Schedule B code is 8527995030
Does NSN 5915-00-162-8746 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5915-00-162-8746 contain precious materials?
Precious metal content is unknown
Does NSN 5915-00-162-8746 contain hazardous materials?
Indicates information is in the hazardous materials information resource system (hmirs).
When the NSN 5915-00-162-8746 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Fri, Nov 5, 1971

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